From 475850c86b908ae026d5a4be02a1b1e9c408c75a Mon Sep 17 00:00:00 2001
From: Jan Beulich <jbeulich@novell.com>
Date: Thu, 7 Dec 2006 02:14:09 +0100
Subject: [PATCH] [PATCH] i386: conditionalize inclusion of some MTRR flavors
Avoid inclusion of code that's dead for x86-64.
Signed-off-by: Jan Beulich <jbeulich@novell.com>
Signed-off-by: Andi Kleen <ak@suse.de>
---
arch/i386/kernel/cpu/mtrr/Makefile | 4 +---
arch/i386/kernel/cpu/mtrr/main.c | 6 ++++++
2 files changed, 7 insertions(+), 3 deletions(-)
diff --git a/arch/i386/kernel/cpu/mtrr/Makefile b/arch/i386/kernel/cpu/mtrr/Makefile
index a25b701ab84e..191fc0533649 100644
--- a/arch/i386/kernel/cpu/mtrr/Makefile
+++ b/arch/i386/kernel/cpu/mtrr/Makefile
@@ -1,5 +1,3 @@
obj-y := main.o if.o generic.o state.o
-obj-y += amd.o
-obj-y += cyrix.o
-obj-y += centaur.o
+obj-$(CONFIG_X86_32) += amd.o cyrix.o centaur.o
diff --git a/arch/i386/kernel/cpu/mtrr/main.c b/arch/i386/kernel/cpu/mtrr/main.c
index 2b8b0b361ccb..a4de30b9d3d3 100644
--- a/arch/i386/kernel/cpu/mtrr/main.c
+++ b/arch/i386/kernel/cpu/mtrr/main.c
@@ -59,7 +59,11 @@ struct mtrr_ops * mtrr_if = NULL;
static void set_mtrr(unsigned int reg, unsigned long base,
unsigned long size, mtrr_type type);
+#ifndef CONFIG_X86_64
extern int arr3_protected;
+#else
+#define arr3_protected 0
+#endif
void set_mtrr_ops(struct mtrr_ops * ops)
{
@@ -544,9 +548,11 @@ extern void centaur_init_mtrr(void);
static void __init init_ifs(void)
{
+#ifndef CONFIG_X86_64
amd_init_mtrr();
cyrix_init_mtrr();
centaur_init_mtrr();
+#endif
}
/* The suspend/resume methods are only for CPU without MTRR. CPU using generic
--
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